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PDP
2008
IEEE
14 years 5 months ago
Distributed Sparse Spatial Selection Indexes
Searching for similar objects in metric-space databases can be efficiently solved by using index data structures. A number of alternative sequential indexes have been proposed in...
Veronica Gil Costa, Mauricio Marín
TKDE
2002
127views more  TKDE 2002»
13 years 10 months ago
Efficient Join-Index-Based Spatial-Join Processing: A Clustering Approach
A join-index is a data structure used for processing join queries in databases. Join-indices use precomputation techniques to speed up online query processing and are useful for da...
Shashi Shekhar, Chang-Tien Lu, Sanjay Chawla, Siva...
ICDE
2012
IEEE
257views Database» more  ICDE 2012»
12 years 1 months ago
LARS: A Location-Aware Recommender System
Abstract—This paper proposes LARS, a location-aware recommender system that uses location-based ratings to produce recommendations. Traditional recommender systems do not conside...
Justin J. Levandoski, Mohamed Sarwat, Ahmed Eldawy...
ISCI
2007
103views more  ISCI 2007»
13 years 11 months ago
Threshold-based declustering
Declustering techniques reduce query response time through parallel I/O by distributing data among multiple devices. Except for a few cases it is not possible to find declusterin...
Ali Saman Tosun
KR
1998
Springer
14 years 3 months ago
Foundations of Spatioterminological Reasoning with Description Logics
This paper presents a method for reasoning about spatial objects and their qualitative spatial relationships. In contrast to existing work, which mainly focusses on reasoning abou...
Volker Haarslev, Carsten Lutz, Ralf Möller